(* indicates Acting/Interim)
- 1890-1898 Bennett W. Hutchinson
- 1898 *Frank B. Trotter
- 1898-1900 Simon L. Boyers
- 1900-1907 John Wier
- 1907-1915 Carl Gregg Doney
- 1913-1914 *Thomas W. Haught
- 1915-1922 Wallace B. Fleming
- 1922-1923 *Thomas W. Haught
- 1923-1925 Elmer Guy Cutshall
- 1925-1926 *Thomas W. Haught
- 1926-1931 Homer E. Wark
- 1931-1941 Roy McCuskey
- 1941-1942 *Wallace B. Fleming
- 1942-1945 Joseph Warren Broyles
- 1945-1946 *Arthur Allen Schoolcraft
- 1946-1956 William John Scarborough
- 1956-1957 *Arthur Allen Schoolcraft
- 1957-1972 Stanley Hubert Martin
- 1971 *Kenneth M. Plummer
- 1972-1973 *Richard Alvin Cunningham
- 1973-1975 John Davison Rockefeller, IV
- 1975-1976 *William H. Capitan
- 1976-1977 Ronald Eugene Sleeth
- 1977-1981 Fred E. Harris
- 1981-1986 Hugh A. Latimer
- 1986-1994 Thomas B. Courtice
- 1994-1995 *G. Thomas Mann
- 1995-2006 William R. Haden
- 2006-2016 Pamela M. Balch
- 2017 *Boyd H. Creasman
- 2017-2022 Joel Thierstein
- 2022 *James Moore
- 2023 James Moore